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uWFC.pas
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uWFC.pas
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unit uWFC;
{$mode delphi}
{
Copyright (c) 2012, Broadcom Europe Ltd
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
* Neither the name of the copyright holder nor the
names of its contributors may be used to endorse or promote products
derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
}
interface
uses
Classes, SysUtils, uKHR;
const
OPENWFC_VERSION_1_0 = 1;
WFC_NONE = 0;
WFC_FALSE = 0;
WFC_TRUE = 1;
WFC_BOOLEAN_FORCE_32BIT = $7FFFFFFF;
WFC_DEFAULT_DEVICE_ID = 0;
WFC_ERROR_NONE = 0;
WFC_ERROR_OUT_OF_MEMORY = $7001;
WFC_ERROR_ILLEGAL_ARGUMENT = $7002;
WFC_ERROR_UNSUPPORTED = $7003;
WFC_ERROR_BAD_ATTRIBUTE = $7004;
WFC_ERROR_IN_USE = $7005;
WFC_ERROR_BUSY = $7006;
WFC_ERROR_BAD_DEVICE = $7007;
WFC_ERROR_BAD_HANDLE = $7008;
WFC_ERROR_INCONSISTENCY = $7009;
WFC_ERROR_FORCE_32BIT = $7FFFFFFF;
WFC_DEVICE_FILTER_SCREEN_NUMBER = $7020;
WFC_DEVICE_FILTER_FORCE_32BIT = $7FFFFFFF;
WFC_DEVICE_CLASS = $7030;
WFC_DEVICE_ID = $7031;
WFC_DEVICE_FORCE_32BIT = $7FFFFFFF;
WFC_DEVICE_CLASS_FULLY_CAPABLE = $7040;
WFC_DEVICE_CLASS_OFF_SCREEN_ONLY = $7041;
WFC_DEVICE_CLASS_FORCE_32BIT = $7FFFFFFF;
WFC_CONTEXT_TYPE = $7051;
WFC_CONTEXT_TARGET_HEIGHT = $7052;
WFC_CONTEXT_TARGET_WIDTH = $7053;
WFC_CONTEXT_LOWEST_ELEMENT = $7054;
WFC_CONTEXT_ROTATION = $7061;
WFC_CONTEXT_BG_COLOR = $7062;
WFC_CONTEXT_FORCE_32BIT = $7FFFFFFF;
WFC_CONTEXT_TYPE_ON_SCREEN = $7071;
WFC_CONTEXT_TYPE_OFF_SCREEN = $7072;
WFC_CONTEXT_TYPE_FORCE_32BIT = $7FFFFFFF;
WFC_ROTATION_0 = $7081;
WFC_ROTATION_90 = $7082;
WFC_ROTATION_180 = $7083;
WFC_ROTATION_270 = $7084;
WFC_ROTATION_FORCE_32BIT = $7FFFFFFF;
WFC_ELEMENT_DESTINATION_RECTANGLE = $7101;
WFC_ELEMENT_SOURCE = $7102;
WFC_ELEMENT_SOURCE_RECTANGLE = $7103;
WFC_ELEMENT_SOURCE_FLIP = $7104;
WFC_ELEMENT_SOURCE_ROTATION = $7105;
WFC_ELEMENT_SOURCE_SCALE_FILTER = $7106;
WFC_ELEMENT_TRANSPARENCY_TYPES = $7107;
WFC_ELEMENT_GLOBAL_ALPHA = $7108;
WFC_ELEMENT_MASK = $7109;
WFC_ELEMENT_FORCE_32BIT = $7FFFFFFF;
WFC_SCALE_FILTER_NONE = $7151;
WFC_SCALE_FILTER_FASTER = $7152;
WFC_SCALE_FILTER_BETTER = $7153;
WFC_SCALE_FILTER_FORCE_32BIT = $7FFFFFFF;
WFC_TRANSPARENCY_NONE = 0;
WFC_TRANSPARENCY_ELEMENT_GLOBAL_ALPHA = 1 shl 0;
WFC_TRANSPARENCY_SOURCE = 1 shl 1;
WFC_TRANSPARENCY_MASK = 1 shl 2;
WFC_TRANSPARENCY_FORCE_32BIT = $7FFFFFFF;
WFC_VENDOR = $7200;
WFC_RENDERER = $7201;
WFC_VERSION = $7202;
WFC_EXTENSIONS = $7203;
WFC_STRINGID_FORCE_32BIT = $7FFFFFFF;
type
WFCboolean = LongWord;
WFCint = khronos_int32_t;
WFCfloat = khronos_float_t;
WFCbitfield = khronos_uint32_t;
WFCHandle = khronos_uint32_t;
WFCEGLDisplay = pointer; // EGLDisplay;
WFCEGLSync = pointer;
WFCNativeStreamType = WFCHandle;
WFCDevice = WFCHandle;
WFCContext = WFCHandle;
WFCSource = WFCHandle;
WFCMask = WFCHandle;
WFCElement = WFCHandle;
WFCErrorCode = LongWord;
WFCDeviceFilter = LongWord;
WFCDeviceAttrib = LongWord;
WFCDeviceClass = LongWord;
WFCContextAttrib = LongWord;
WFCContextType = LongWord;
WFCRotation = LongWord;
WFCElementAttrib = LongWord;
WFCScaleFilter = LongWord;
WFCTransparencyType = LongWord;
WFCStringID = LongWord;
PWFCint = ^WFCint;
PWFCfloat = ^WFCfloat;
const
// of basic typs
WFC_INVALID_HANDLE = WFCHandle (0);
WFC_MAX_INT = WFCint (16777216);
// WFC_MAX_FLOAT = WFCfloat (16777216);
(* Device *)
function wfcEnumerateDevices (deviceIds : PWFCint; deviceIdsCount : WFCint;
const filterList : PWFCint) : WFCint; cdecl; external;
function wfcCreateDevice (deviceId : WFCint; const attribList : PWFCint) : WFCDevice; cdecl; external;
function wfcGetError (dev : WFCDevice) : WFCErrorCode; cdecl; external;
function wfcGetDeviceAttribi (dev : WFCDevice; attrib : WFCDeviceAttrib) : WFCint; cdecl; external;
function wfcDestroyDevice (dev : WFCDevice) : WFCErrorCode; cdecl; external;
(* Context *)
function wfcCreateOnScreenContext (dev : WFCDevice;
screenNumber : WFCint;
const attribList : PWFCint) : WFCContext; cdecl; external;
function wfcCreateOffScreenContext (dev : WFCDevice;
stream : WFCNativeStreamType;
const attribList : PWFCint) : WFCContext; cdecl; external;
procedure wfcCommit (dev : WFCDevice; ctx : WFCContext; wait : WFCboolean); cdecl; external;
function wfcGetContextAttribi (dev : WFCDevice; ctx : WFCContext;
attrib : WFCContextAttrib) : WFCint; cdecl; external;
procedure wfcGetContextAttribfv (dev : WFCDevice; ctx : WFCContext;
attrib : WFCContextAttrib; count : WFCint; values : PWFCfloat); cdecl; external;
procedure wfcSetContextAttribi (dev : WFCDevice; ctx : WFCContext;
attrib : WFCContextAttrib; value : WFCint); cdecl; external;
procedure wfcSetContextAttribfv (dev : WFCDevice; ctx : WFCContext;
attrib : WFCContextAttrib;
count : WFCint; const values : PWFCfloat); cdecl; external;
procedure wfcDestroyContext (dev : WFCDevice; ctx : WFCContext); cdecl; external;
(* Source *)
function wfcCreateSourceFromStream (dev : WFCDevice; ctx : WFCContext;
stream : WFCNativeStreamType;
const attribList : PWFCint) : WFCSource; cdecl; external;
procedure wfcDestroySource (dev : WFCDevice; src : WFCSource); cdecl; external;
(* Mask *)
function wfcCreateMaskFromStream (dev : WFCDevice; ctx : WFCContext;
stream : WFCNativeStreamType;
const attribList : PWFCint) : WFCMask; cdecl; external;
procedure wfcDestroyMask (dev : WFCDevice; mask : WFCmask); cdecl; external;
(* Element *)
function wfcCreateElement (dev : WFCDevice; ctx : WFCContext;
const attribList : PWFCint) : WFCElement; cdecl; external;
function wfcGetElementAttribi (dev : WFCDevice; element : WFCElement;
attrib : WFCElementAttrib) : WFCint; cdecl; external;
function wfcGetElementAttribf (dev : WFCDevice; element : WFCElement;
attrib : WFCElementAttrib) : WFCfloat; cdecl; external;
procedure wfcGetElementAttribiv (dev : WFCDevice; element : WFCElement;
attrib : WFCElementAttrib; count : WFCint; values : PWFCint); cdecl; external;
procedure wfcGetElementAttribfv (dev : WFCDevice; element : WFCElement;
attrib : WFCElementAttrib; count : WFCint; values : PWFCfloat); cdecl; external;
procedure wfcSetElementAttribi (dev : WFCDevice; element : WFCElement;
attrib : WFCElementAttrib; value : WFCint); cdecl; external;
procedure wfcSetElementAttribf (dev : WFCDevice; element : WFCElement;
attrib : WFCElementAttrib; value : WFCfloat); cdecl; external;
procedure wfcSetElementAttribiv (dev : WFCDevice; element : WFCElement;
attrib : WFCElementAttrib;
count : WFCint; const values : PWFCint); cdecl; external;
procedure wfcSetElementAttribfv (dev : WFCDevice; element : WFCElement;
attrib : WFCElementAttrib;
count : WFCint; const values : PWFCfloat); cdecl; external;
procedure wfcInsertElement (dev : WFCDevice; element : WFCElement;
subordinate : WFCElement); cdecl; external;
procedure wfcRemoveElement (dev : WFCDevice; element : WFCElement); cdecl; external;
function wfcGetElementAbove (dev : WFCDevice; element : WFCElement) : WFCElement; cdecl; external;
function wfcGetElementBelow (dev : WFCDevice; element : WFCElement) : WFCElement; cdecl; external;
procedure wfcDestroyElement (dev : WFCDevice; element : WFCElement); cdecl; external;
(* Rendering *)
procedure wfcActivate (dev : WFCDevice; ctx : WFCContext); cdecl; external;
procedure wfcDeactivate (dev : WFCDevice; ctx : WFCContext); cdecl; external;
procedure wfcCompose (dev : WFCDevice; ctx : WFCContext; wait : WFCboolean); cdecl; external;
procedure wfcFence (dev : WFCDevice; ctx : WFCContext; dpy : WFCEGLDisplay;
sync : WFCEGLSync); cdecl; external;
(* Renderer and extension information *)
function wfcGetStrings (dev : WFCDevice;
name : WFCStringID;
strings : PPChar;
stringsCount : WFCint) : WFCint; cdecl; external;
function wfcIsExtensionSupported (dev : WFCDevice; const _string : PChar) : WFCboolean; cdecl; external;
implementation
end.